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Browse Journals & Magazines > Electronics Letters ...> Volume:28 Issue:8 Help

New adaptive IIR notch filter and its application to howling control in speakerphone system

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2 Author(s)
Kuo, S.M. ; Dept. of Electr. Eng., Northern Illinois Univ., Dekalb, IL, USA ; Chen, J.

A new second order IIR adaptive notch filter which has a faster convergence rate was developed to control howling in a speakerphone system. Simulation results obtained using real hybrid and acoustic transfer functions show an 8-14 dB howling margin enhancement with this new technique.

Published in:
Electronics Letters  (Volume:28 ,  Issue: 8 )

Date of Publication: 9 April 1992

Page(s):
764 - 766
ISSN :
0013-5194
INSPEC Accession Number:
4161676
Digital Object Identifier :
10.1049/el:19920483
Product Type:
Journals & Magazines
Date of Current Version :
06 August 2002
Issue Date :
9 April 1992
Sponsored by :
Institution of Engineering and Technology

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